Rod-packing.



Patented Nov. 4, |902,4

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(No Modelo t'frw" lUNITED STATE-s 'PATENT EFICE.

ADONIJAI-I n. ELLIOTT, or OIIICAGO, ILLINOIS, AssIeNOR on ONE-HALE To GEORGE o.. JEROME, OE CHICAGO, ILLINOIS.

ROD-PACKING.

SPECIFICATION ioriningipart of, Letters IatentNo. 712,512, dated. November 4, 1902. Application filed May 27', 1921202.y Serial No. 109,207. (No model) T all whom, it may concern: or space is provided, but sufficient to accom- Be it known that'I, ADONIJAH B. ELLIOTT, date the usual slight lateral movement of the a citizen of the United States, residing at Chirod. By the arrangement shown the packcago, Cook county, Illinois, haveinvented cering-holder is held properly in place and gig- 55 5 tain new and useful Improvements in Rodging back prevented. A followerplate or Packing, of which the following is a speciiiring l0 is arranged behind the packing-rings cation. and is spring-pressed by means of a spring 11, My invention relates to rod-packing, more bearing against a ring l2, screwing onto the particularly piston-rod 'packing for locomofollower,which is made in halves, and thereby 6o lo tives and engines generally, andco'mprises` "held together.

certain improvements in metallic packing ofl In Fig-2 IA have shown a modified form of the well-known .I eroine type, the advantages construction of the conewhich receives the of which will be made apparent" by the de-' packing arrangement. -As clearly shown in scription hereinafter given. "this figure, the end 13 ofthe cone instead of 65 In the drawings, Figure 1 is a section of a` being carried upwardly a comparatively conrod-packing embodying my invention, and siderable distance, so as to be capable of Fig. 2 a section of a portion ofa modified form striking the corneror shoulder 9 of thestuff- A of packing. i ing-box, lies entirely within the bore of such The stuffing-box l, gland 2,secured thereto, stuffing-box and does not strike against such 7o 2o and swab-holder 3, secured to. the' gland, are shoulder. In other respects the construction of Ordinary and well-known or desired conis substantially the same as that shown in struction and need not be described in detail Fig. 1. The end 13 of the cone is sufficiently here. raised as to embrace a portion of the end of The packing proper comprises in the presthe outer ring 6. 75 25 ent instance a holder forthe packing-rings 4., I claimhere shown as of the Jerome type, consisting l. A rod-packing comprising `in combinaof a series of nested composition-metal rings tion with thev gland and stuffing-box, a packembracing therod 5. ing-ring holder formed of two sections, one

The packing-holder,as shown, consists of insertiblo bodily within the other and adapt- 8o 3o an outer ring 6, made in a single piece and ed'to havethe samelimited movement regardseating upon the gland, within which ring is lesso:` thewear of the rings and packingarranged or pressed .the case or cone 7, prei-` rings arranged within the inner section. erably made in two pieces, so as to accommo- 2. A rod-packing comprising, in combinadate modern pistonrods having enlarged tion with the gland and stufng-box, a pack- 85 35 hubs and ends. By preference, and as shown,` ing-ring holder arranged between the gland the inner surface of the ring is tapered or inand box and composed of two pieces or secclined, and the outerfsurface of the cone is tions -bodly insertible and removable from likewise inclined to correspond, so as to make each other and aseries of spring-pressed packa tight t. ing-rings arranged within the inner section. 9o 4o As clearly shown in the drawings, the cone 3. A rod-packing comprising in combinais provided at its right-hand end with a flange tion with the packing-rings and the gland and 8, adapted to abut the right-hand edge of the stufng-box, a packing-ring holder havinga ring 6 when the parts are assembled, wherelimited play therebetween and composed of by bursting strainon the ring is overcome or two pieces or sections bodily insertible and 95 45 prevented. removable from each other, the packing-rings The packing-holder is so made and arranged being arranged Within theinner section, and a with respect to the stuffing-box, particularly spring-pressed follower-plate bearing against the shoulder 9, as tostrike or gig back, as the packing-rings.

it is called in practice, against such shoulder, 4. A rod-packing comprising, in combina` roc 5o so as to prevent travel of the packing-holder tion withfthe packing-rings and the gland and with the rod it packs. Very slight clearance stuffing-box, a packing-ring holder lcomposed of two sections, one an outer ring or shell and the inner a cone made in two halves insertible bodily in said outer ring, thepackingrings being arranged within the innersection, and a spring-pressed follower-plate bearing against the packing-rings only.

5. A rod-packing comprising, in combination with the packing-rings and the gland and stuffing box, a packing ring holder held against movement between the gland and boX and composed of two sections bodily insertible and removable into and from each other the packing-rin gs being arranged within the inner section, and a spring-pressed follower-plate bearing against the packing-rings only.

6. A rod-packing comprising, in combination with the packing-rings and the gland and stufng box, a packing ring holder held against movement between the gland and boX and composed of two sections bodily insertible in and removable from each other, said sections having au oblique or inclined joint, and a spring-pressed follower-plate bearing against the packing-rings only.

7. A rod-packing comprising, in combination with the packing-rings and the gland and the stuffing-box having a shoulder 9, a packing-ring holder held against movement by abutment against said shoulder and composed of an outer ring and a case or cone bodily insertible in and removable from said outer ring, said oase having a recess to receive the packing-rings.

8. A rod-packing comprising, in combination with the packing-rings and the stuffingbox and the gland, a packing-ring holder composed of an outer ring and a caseor cone bodily insertible within the outer ring and having a ange adapted to abut against one edge of said outer ring, the packing-rings being arranged within said case or core.

9. A rod-packing comprising, in combination with the packing-rings and a gland and a stuffing-box having a shoulder 9, and a packing-ring holder composed of an outer ring and a packing-ring case or cone bodily insertible within the outer ring and having a marginal flange abutting against one edge of said outer ring, said flange being adapted to abut said shoulder.`

10. A rod packing comprising packingrings, and a packing-ring holder composed of an outer ring 6, and a case or cone 7 made in halves and fitting closely Within and extending substantially through said ring 6.

ll. A rod packing comprising packingrings, and a packing-ring holder composed of an outer ring 6 and a case or cone 7 made in halves and fitting closely within and eX- tending through said ring 6, said case 7 having a recess to receive the packing-rings.

12. A rod packing comprising packingrings, and a packing-ring holder composed of an outer ring 6 and a case or cone 7 made in halves and fitting closely within and extending through said ring 6, said case 7 having a substantially conical recess to receive the packing-rings.

u ADONIJAH B. ELLIOTT.

Witnesses:

S. E. HIBBEN, LOUIS B. ERWIN. 

